Chris Klein Reveals His Wife Is Pregnant With Their First Child in Precious Announcement

Chris Klein felt extra "blessed" on his 37th birthday.

The actor announced on Monday that his wife Laina Rose Thyfault is pregnant with the couple's first child, sharing a photo of Thyfault's growing baby bump.

WATCH: Adam Levine and Behati Prinsloo Are Expecting Their First Child

"My beautiful wife Laina and I are expecting our first child. 23 weeks along," he wrote on Twitter. "Gratefully blessed on my 37th B-Day."

My beautiful wife Laina and I are expecting our first child. 23 weeks along. Gratefully blessed on my 37th B-Day. pic.twitter.com/BFNbKhSemY

— Chris Klein (@iamchrisklein) March 14, 2016

On Instagram, Thyfault wished her husband a happy birthday with the same pic.

"Thank you for making me your wife and a soon to be a Mother," she wrote. "You make every day feel like a miracle. I love you."

PHOTO: MTV's Rob Dyrdek and Wife Bryiana Noelle Expecting Their First Child

After dating for four years, the parents-to-be tied the knot in an intimate ceremony in August 2015. The two first met at a mutual friend's wedding.

Hollywood is buzzing with baby bumps this year! Watch the video below to see who else is expecting in 2016.